Programming Erlang

Programming Erlang

Chapter 6, pg 120 has a footnote with a link to a tutorial about yecc. That link is dead (i.e. http://www.erlang.org/contrib/parser_tutorial-1.0.tgz) and so is http://www.erlang.org/examples/examples-2.0.tgz.

The latter I found in the erlang-questions mailing list: http://erlang.org/pipermail/erlang-questions/1999-March/000163.html
(a bit outdated I know).

Does anyone know where this tutorial has been moved to? Also, if you know of any yecc resources other than: